As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT LT MAIN CABIN FLOORBEAM STA 986.5, LBL 45.5 HAS CORROSION AT THE FWD FLANGE. REMOVED LOWER SILL ANGLE AND CLIP, TRIMMED OUT DAMAGED AREA FABRICATED REPAIR DOUBLERS, ALODINED PRIMED AND INSTALLED REPAIR DOUBLERS AND NEW CLIP IAW ECRA 5321-01429 REV F.